<%@ page contentType='text/html;charset=UTF-8' language='java' %>
<html>
<head>
    <title>Add mail</title>
</head>
<body>
  <form action='<%=request.getContextPath()%>/tail/add' method='post'>
    username<input type='text' name='username'><br>
    password<input type='text' name='password'><br>
       phone&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<input type='text' name='phone'><br>
     address&nbsp;&nbsp;&nbsp;<input type='text' name='address'><br>
      <input type='submit' value='保存'>
  </form>
</body>
</html>
